Carl Friedrich Philipp von Martius

27Mar
Original six frigates of the United States Navy
The United States Government establishes a permanent navy and authorizes the building of six frigates.
8May
French Revolution
Branded a traitor during the Reign of Terror by revolutionists, French chemist Antoine Lavoisier, who was also a tax collector with the Ferme générale, is tried, convicted and guillotined in one day in Paris.
26Jun
Battle of Fleurus (1794)
French Revolutionary Wars: Battle of Fleurus marked the first successful military use of aircraft.
28Jul
Maximilien Robespierre
French Revolution: Maximilien Robespierre and Louis Antoine de Saint-Just are executed by guillotine in Paris, France.
7Aug
Whiskey Rebellion
U.S. President George Washington invokes the Militia Acts of 1792 to suppress the Whiskey Rebellion in western Pennsylvania.

Births on April 17